GK8 is seeking a Senior Mobile Developer to join our front-end team. In this role, you will work closely with product managers and UI/UX designers to develop the next generation of GK8’s mobile applications for both iOS and Android. You will leverage the latest mobile frameworks and technologies to ensure high performance, scalability, and a seamless user experience. This position requires strong technical expertise, problem-solving skills, and a passion for delivering top-tier mobile applications.

Responsibilities

• Develop and enhance GK8’s mobile applications for iOS.
• Ensure the best performance and user experience of our applications.
• Stay up to date with the latest mobile frameworks and technologies.
• Implement best practices in mobile development, including security and performance optimization.
• Work in an agile environment to meet project goals and timelines.

• 5+ years of experience in native mobile application development for iOS.
• Proficiency in programming languages such as Swift.
• Strong understanding of mobile development best practices, design patterns, and architectures.
• A passion for developing a pixel-perfect user experience.
• Proficiency in Swift, with a willingness to learn Kotlin for Android development.
• Excellent problem-solving, analytical, and communication skills.

• Experience with SwiftUI and/or Jetpack Compose.
• Experience developing using KMM (Kotlin Multiplatform Mobile).
• Familiarity with cryptocurrencies and blockchain technology.
• Willingness to learn Android and Kotlin.

The salary ranges included below will be commensurate with candidate experience, expertise and local market. Final offer amounts are determined by multiple factors, including candidate experience and expertise. At GK8, we maintain a total compensation philosophy which consists of a competitive base salary, annual bonus, and equity incentives.

Salary Range

$130,000 – $160,000 USD

• Competitive base salary and discretionary bonus
• Competitive paid time off
• Company-paid health and protective benefits for employees and their eligible dependents
• Free virtual coaching sessions through Headspace
• Opportunities to learn about the Crypto industry
• Smart, entrepreneurial, and fun colleagues

*Benefits may vary depending on location.

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Echo Base Global is a digital finance company creating an end-to-end crypto ecosystem built on Web3 technology. Echo Base drives interoperability across its products to create an integrated, user-first experience that simplifies the complexity of interacting with digital assets. Est. 2025.

Echo Base seeks to leverage operational and technical synergies across its portfolio companies to drive innovation. Join our engineering team to craft high-performance, mission-critical interfaces that bring OmniWallet to life. As a member of this team, your focus is on delivering seamless, elegant, and secure client experiences across our entire product surface.

What you'll be doing:

• Design, develop, and maintain high-quality mobile applications using React Native and TypeScript.
• Lead architectural decisions and implementation of scalable, performant mobile features.
• Collaborate closely with backend engineers, product managers, and product designers to deliver seamless mobile user experiences across iOS and Android.
• Implement and uphold mobile-specific best practices around performance, navigation, accessibility, and testing.
• Contribute to shared component libraries and mobile design systems.
• Collaborate with other engineers and support code reviews, architecture discussions, and process improvements.
• Optimize application performance, minimize load times, and enhance app responsiveness.
• Integrate third-party web3 services and APIs to extend wallet functionality, such as authentication, transaction insights, connectivity, and blockchain data.

Qualification/Requirements:

• 5+ years of experience in software development, with at least 3+ years focused on React Native.
• Deep knowledge of JavaScript/TypeScript and React Native's core components and APIs.
• Experience building and shipping cross-platform apps for both iOS and Android.
• Familiarity with React Navigation, Redux Toolkit, MobX, or other state management libraries.
• Experience integrating with RESTful APIs and WebSockets.
• Proficiency with mobile testing frameworks (e.g., Detox, Jest, React Native Testing Library).
• Experience working with native modules or bridging native code (iOS/Android) when needed.
• Understanding of mobile UX patterns, accessibility, and responsive design principles.
• Excellent collaboration and communication skills across engineering, design, and product teams.
• Understanding of mobile CI/CD and release pipelines (e.g., Fastlane, EAS, GitHub Actions).
• Familiarity with crypto wallets / DeFi mobile apps.

Nice to have:

• Experience migrating to or working with the new React Native architecture (Fabric/TurboModules).
• Familiarity with OTA update tools like CodePush or Expo EAS.
• Exposure to native iOS/Android development (Swift, Kotlin, Java).
• Contributions to open source or experience with building internal developer tooling.
• Practical experience creating blockchain-enabled apps with real-world usage, such as crypto wallets, DeFi / NFT apps.

Apply Now:

About Zscaler Serving thousands of enterprise customers around the world including 45% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. Our Engineering team built the world's largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy. We're looking for an experienced Senior Manager, Mobile Software Development Engineer to join our Mobile App team. Reporting to the VP, Software Development Engineering, you will be responsible for:

Managing a team of software engineers specializing in mobile application development within the cloud security domain. Overseeing end-to-end delivery of complex commercial products, ensuring timely, on-budget completion Defining the scope, timelines, and deliverables while aligning with business goals and resource strategies Offering technical mentorship to team members, supporting their growth and skill development Acting as a liaison between your engineering teams and the rest of the company, providing regular updates on project status, resource allocation, and strategic initiatives

What We're Looking for (Minimum Qualifications)

8+ years in native mobile software engineering and 3+ years leading development teams of 5 or more engineers Skilled in Swift for iOS or Kotlin for Android, with experience in coding, code reviews, and client architecture discussions Experienced in leading software development teams in agile environments and delivering high-quality, complex products Experienced in coaching managers and developers of all levels  Ability to balance long-term strategic thinking with short-term planning

What Will Make You Stand Out (Preferred Qualifications)

Bachelor’s in computer science or related field is required Hire best talent for developers, identify staffing needs and candidate selection criteria Excellent oral and written communication skills

LI-HYBRID

LI-SK3At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure.

Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

Apply Now:

About Zscaler Serving thousands of enterprise customers around the world including 45% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. Our Engineering team built the world’s largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 65 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy. We're looking for an experienced Principal Software Engineer to join our Endpoint Engineering team. This high-impact role will shape the future of mobile security services, affecting millions of users globally.  Reporting to the Sr. Manager, Software Development Engineering, you will be responsible for:

Developing Windows Device Drivers primarily Network Filter drivers and Windows Filtering Platform drivers to intercept network traffic Improving the code quality and to build solid, testable, and well-documented features Making significant contributions to the design and implementation of major development projects, and working closely with our product managers and other teams to implement customer-impacting features Collaborating with internal Zscaler teams as the domain expert for Client platform and help resolve customer deployment issues

What We're Looking for (Minimum Qualifications) 

10+ years of software engineering experience with expertise in lower-level languages like C and C++, alongside in-depth knowledge of Windows internals, kernel-mode programming, and network protocols Proficient in low-level Windows driver development, particularly network drivers, with strong debugging skills for network-related problems Comprehensive understanding of L2/L3 networking protocols and services, including DNS, DHCP, HTTP, TCP/IP, and SSL/TLS Skilled at writing high-quality, well-documented code with low complexity and excellent programming practices Bachelor’s degree in computer science or a related field

What Will Make You Stand Out (Preferred Qualifications)

Additional experience in macOS, Android, iOS or Linux Mobile device Management (MDM) and Enterprise Mobility Management (EMM)

LI-JM1

LI-HybridZscaler’s salary ranges are benchmarked and are determined by role and level. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training.

The base salary range listed for this full-time position excludes commission/ bonus/ equity (if applicable) + benefits.Base Pay Range$182,000 - $260,000 USDAt Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure. Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

Apply Now: